Snackshots for Messenger - Create your own stickers in a few taps
GIFSOM - Create GIFs up to 4 seconds from sources like YouTube, Facebook Videos, TikTok, Twitter, and more in high quality. GIFSOM stores the GIFs absolutely free.
MessMoji - Emoji stickers for iMessages
4Gifs.com - Funny Animated GIF archive.
Dango - Use emoji, stickers & gifs faster 😄 💬
Gifyu - Upload GIF Images and Share Pictures Online